CVE-2023-54227

In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix tags leak when shrink nrhwqueues Although we don't need to realloc set-tags when shrink nrhwqueues, we need to free them. Or these tags will be leaked. How to reproduce: 1. mount -t configfs configfs /mnt 2. modprobe...

CVE-2023-54227

CVE-2023-54227 concerns the Linux kernel. It fixes a leak in blk-mq tags when shrinking nr_hw_queues: although the tags array is not reallocated, the existing tags must be freed to avoid leaks. Reproduction involves using configfs with a null_blk device, creating a poll queue and submitting 8 que...